chore(deps): bump alpine from `56fa17d` to `a8560b3` (#4438)

Bumps alpine from `56fa17d` to `a8560b3`.

---
updated-dependencies:
- dependency-name: alpine
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

tilt.dockerfile

@@ -1,4 +1,4 @@
-FROM alpine@sha256:56fa17d2a7e7f168a043a2712e63aed1f8543aeafdcee47c58dcffe38ed51099
+FROM alpine@sha256:a8560b36e8b8210634f77d9f7f9efd7ffa463e380b75e2e74aff4511df3ef88c
 WORKDIR /
 COPY ./bin/external-secrets /external-secrets